Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RB

Robert L. Burr — 3 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
San Diego, CA: #9,932 of 23,606 inventorsTop 45%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Robert L. Burr has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 1991 and the most recent in April 1997. Robert L. Burr ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Robert L. Burr in San Diego, CA, US.

Patents per Year

Patents granted per year, 1991 to 1997Bar chart with a peak of 1 patents in 1991.peak 11991: 1 patents19911993: 1 patents19931997: 1 patents1997

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5616902 Bill pay system and method Robert B. Cooley 1997-04-01 $533,000
5222624 Ticket dispenser machine and method 1993-06-29
4982337 System for distributing lottery tickets Laird Campbell, Donald H. Keagle, Alfred L. Fulton 1991-01-01